>
> Date: Tue, 29 Jul 2008 09:03:40 -0400 From: "Alexander Shabarshin"
> <ashabarshin_at_[hidden]> Subject: Re: [OMPI users]
> Communitcation between OpenMPI and ClusterTools To:
> <users_at_[hidden]> Message-ID:
> <001e01c8f17b$867d2900$0349130a_at_Shabarshin> Content-Type: text/plain;
> format=flowed; charset="iso-8859-1"; reply-type=response Hello Yes,
> you are right - subnets are different, but routes set up correctly and
> everything like ping, ssh etc. are working OK between them
But it isn't a routing problem but how the tcp btl in Open MPI decides
which interface the nodes can communicate with (completely out of the
hands of the TCP stack and lower).
> Alexander Shabarshin P.S. Between Linuxes I even tried different
> versions of OpenMPI 1.2.4 and 1.2.5 - these versions work together
> correctly, but not with ClusterTools...
Are the linuxes boxes on the same subnet?